1. World energy outlook 2011;IEA,2011
2. Benchmarking biofuels – a comparison of technical, economic and environmental indicators;Mueller-Langer;Energy, Sustain Soc,2014
3. Naumann K, Oehmichen K, Zeymer M, Meisel K. Monitoring Biokraftstoffsektor. DBFZ report 11, 2. Auflage; 2014. ISSN: 2190-7943.
4. Bacovsky D. Overview of advanced biofuels technologies. In: EBTP 6th stakeholder plenary meeting (SMP6) – biofuels for low carbon transport and energy security, Brussels; 2014.
5. Technology roadmaps – biofuels for transport;IEA,2011